Leech
Cass County, Minnesota — DOW #11020300
325 Surveys
Special Regulations for Leech
This lake has regulations that differ from statewide defaults. Always check before fishing.
- Daily limit five.
- Possession limit four, only one over 20" allowed in possession.
- Possession limit 50. (On Leech Lake Indian Reservation)
- Possession limit 25. (On Leech Lake Indian Reservation)
Invasive Species Alert
Leech has confirmed populations of:
- Eurasian watermilfoil
- starry stonewort
- zebra mussel
Clean, drain, and dry all equipment before moving to another water body. It's the law in Minnesota.
DNR Fish Surveys
Catch-per-unit-effort (CPUE) data from Minnesota DNR fish population assessments on Leech.
Green = above normal range. Red = below normal.
Tullibee (Cisco)
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 4.7 (below normal) | 4.9 – 17.6 | 0.64 lb | 170 |
| 2006-09-05 | Standard gill nets | 0.6 (below normal) | 4.9 – 17.6 | 0.34 lb | 23 |
| 2004-09-06 | Standard gill nets | 1.8 (below normal) | 4.9 – 17.6 | 0.39 lb | 64 |
| 2000-09-04 | Standard gill nets | 2.7 (below normal) | 4.9 – 17.6 | 0.62 lb | 93 |
| 2007-07-05 | Standard gill nets | 4.0 (below normal) | 4.9 – 17.6 | 0.37 lb | 144 |
| 2010-06-01 | Survey seining | 0.1 | — | — | 3 |
| 2010-06-01 | Standard trawling | 9.5 | — | — | 190 |
| 2010-06-01 | Standard gill nets | 5.9 (normal) | 4.9 – 17.6 | 0.58 lb | 214 |
| 2001-09-03 | Standard gill nets | 1.3 (below normal) | 4.9 – 17.6 | 0.80 lb | 46 |
| 2012-04-30 | Standard trawling | 0.3 | — | — | 5 |
| 2012-04-30 | Standard gill nets | 3.6 (below normal) | 4.9 – 17.6 | 0.83 lb | 130 |
| 2014-10-01 | Standard gill nets | 4.0 (below normal) | 4.9 – 17.6 | 1.34 lb | 144 |
| 2008-06-02 | Standard gill nets | 1.6 (below normal) | 4.9 – 17.6 | 0.54 lb | 58 |
Brown Bullhead
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 0.6 (normal) | 0.1 – 0.6 | 0.99 lb | 21 |
| 2006-09-05 | Standard gill nets | 2.0 (above normal) | 0.1 – 0.6 | 0.62 lb | 72 |
| 2004-09-06 | Standard gill nets | 1.6 (above normal) | 0.1 – 0.6 | 0.63 lb | 58 |
| 2000-09-04 | Standard gill nets | 2.1 (above normal) | 0.1 – 0.6 | 0.75 lb | 73 |
| 2007-07-05 | Standard gill nets | 4.3 (above normal) | 0.1 – 0.6 | 0.72 lb | 153 |
| 2010-06-01 | Standard gill nets | 1.9 (above normal) | 0.1 – 0.6 | 0.91 lb | 68 |
| 2001-09-03 | Standard gill nets | 2.1 (above normal) | 0.1 – 0.6 | 0.75 lb | 75 |
| 2012-04-30 | Standard gill nets | 0.3 (normal) | 0.1 – 0.6 | 1.15 lb | 9 |
| 2014-10-01 | Standard gill nets | 0.1 (normal) | 0.1 – 0.6 | 1.28 lb | 5 |
| 2008-06-02 | Standard gill nets | 2.0 (above normal) | 0.1 – 0.6 | 0.77 lb | 71 |
Black Crappie
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 0.1 (normal) | 0.1 – 0.7 | 0.84 lb | 5 |
| 2006-09-05 | Standard gill nets | 0.6 (normal) | 0.1 – 0.7 | 0.38 lb | 23 |
| 2004-09-06 | Standard gill nets | 0.3 (normal) | 0.1 – 0.7 | 0.73 lb | 9 |
| 2000-09-04 | Standard gill nets | 0.2 (normal) | 0.1 – 0.7 | 0.30 lb | 7 |
| 2007-07-05 | Standard gill nets | 1.7 (above normal) | 0.1 – 0.7 | 0.27 lb | 62 |
| 2010-06-01 | Standard gill nets | 0.6 (normal) | 0.1 – 0.7 | 0.84 lb | 21 |
| 2010-06-01 | Survey seining | 0.0 | — | — | 1 |
| 2001-09-03 | Standard gill nets | 0.4 (normal) | 0.1 – 0.7 | 0.55 lb | 13 |
| 2012-04-30 | Standard gill nets | 0.2 (normal) | 0.1 – 0.7 | 0.20 lb | 6 |
| 2012-04-30 | Standard trawling | 0.1 | — | — | 1 |
| 2012-04-30 | Standard electrofishing | 4.8 | — | 0.78 lb | 79 |
| 2014-10-01 | Standard gill nets | 0.4 (normal) | 0.1 – 0.7 | 0.63 lb | 15 |
| 2014-10-01 | Survey seining | 0.5 | — | — | 9 |
| 2014-10-01 | Standard trawling | 0.1 | — | — | 1 |
| 2008-06-02 | Standard gill nets | 0.9 (above normal) | 0.1 – 0.7 | 0.49 lb | 32 |
Northern Pike
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 4.8 (above normal) | 0.9 – 4.3 | 2.34 lb | 174 |
| 2006-09-05 | Standard gill nets | 4.0 (normal) | 0.9 – 4.3 | 2.79 lb | 145 |
| 2004-09-06 | Standard gill nets | 5.4 (above normal) | 0.9 – 4.3 | 1.97 lb | 194 |
| 2000-09-04 | Standard gill nets | 5.0 (above normal) | 0.9 – 4.3 | 2.42 lb | 174 |
| 2007-07-05 | Standard gill nets | 5.9 (above normal) | 0.9 – 4.3 | 2.93 lb | 214 |
| 2010-06-01 | Standard gill nets | 4.1 (normal) | 0.9 – 4.3 | 2.29 lb | 147 |
| 2010-06-01 | Survey seining | 0.1 | — | 0.75 lb | 3 |
| 2010-06-01 | Standard trawling | 0.1 | — | 1.46 lb | 3 |
| 2001-09-03 | Standard gill nets | 5.3 (above normal) | 0.9 – 4.3 | 1.88 lb | 190 |
| 2012-04-30 | Standard gill nets | 4.3 (above normal) | 0.9 – 4.3 | 2.30 lb | 156 |
| 2014-10-01 | Standard gill nets | 4.6 (above normal) | 0.9 – 4.3 | 2.15 lb | 165 |
| 2014-10-01 | Standard trawling | 0.1 | — | 2.15 lb | 3 |
| 2008-06-02 | Standard gill nets | 5.6 (above normal) | 0.9 – 4.3 | 2.63 lb | 202 |
| 2008-06-02 | Standard trawling | 0.1 | — | 2.80 lb | 1 |
Black Bullhead
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 0.7 (normal) | 0.0 – 4.7 | 0.91 lb | 24 |
| 2006-09-05 | Standard gill nets | 1.4 (normal) | 0.0 – 4.7 | 0.64 lb | 52 |
| 2004-09-06 | Standard gill nets | 4.3 (normal) | 0.0 – 4.7 | 0.31 lb | 153 |
| 2000-09-04 | Standard gill nets | 0.5 (normal) | 0.0 – 4.7 | 0.64 lb | 19 |
| 2007-07-05 | Standard gill nets | 1.9 (normal) | 0.0 – 4.7 | 0.80 lb | 68 |
| 2007-07-05 | Survey seining | 0.3 | — | — | 11 |
| 2010-06-01 | Standard gill nets | 0.3 (normal) | 0.0 – 4.7 | 0.92 lb | 11 |
| 2001-09-03 | Standard gill nets | 0.7 (normal) | 0.0 – 4.7 | 0.56 lb | 25 |
| 2008-06-02 | Standard gill nets | 1.1 (normal) | 0.0 – 4.7 | 0.91 lb | 41 |
White Sucker
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 2.0 (normal) | 0.8 – 2.4 | 2.03 lb | 71 |
| 2006-09-05 | Standard gill nets | 1.9 (normal) | 0.8 – 2.4 | 1.64 lb | 68 |
| 2004-09-06 | Standard gill nets | 0.8 (normal) | 0.8 – 2.4 | 1.88 lb | 30 |
| 2000-09-04 | Standard gill nets | 0.9 (normal) | 0.8 – 2.4 | 2.23 lb | 33 |
| 2007-07-05 | Survey seining | 4.0 | — | — | 158 |
| 2007-07-05 | Standard gill nets | 0.7 (below normal) | 0.8 – 2.4 | 1.53 lb | 26 |
| 2010-06-01 | Survey seining | 0.2 | — | — | 7 |
| 2010-06-01 | Standard gill nets | 0.6 (below normal) | 0.8 – 2.4 | 1.65 lb | 23 |
| 2001-09-03 | Standard gill nets | 1.2 (normal) | 0.8 – 2.4 | 1.91 lb | 42 |
| 2012-04-30 | Standard trawling | 0.1 | — | — | 1 |
| 2012-04-30 | Standard gill nets | 1.5 (normal) | 0.8 – 2.4 | 1.12 lb | 54 |
| 2014-10-01 | Standard trawling | 0.8 | — | — | 15 |
| 2014-10-01 | Standard gill nets | 1.1 (normal) | 0.8 – 2.4 | 1.59 lb | 38 |
| 2008-06-02 | Survey seining | 0.1 | — | — | 5 |
| 2008-06-02 | Standard trawling | 0.1 | — | 0.06 lb | 3 |
| 2008-06-02 | Standard gill nets | 0.6 (below normal) | 0.8 – 2.4 | 1.22 lb | 22 |
Muskellunge
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 0.0 (normal) | 0.0 – 0.1 | 3.40 lb | 1 |
| 2006-09-05 | Standard gill nets | 0.0 (normal) | 0.0 – 0.1 | 3.58 lb | 1 |
| 2000-09-04 | Standard gill nets | 0.1 (normal) | 0.0 – 0.1 | 4.93 lb | 2 |
| 2007-07-05 | Standard gill nets | 0.0 (normal) | 0.0 – 0.1 | 1.03 lb | 1 |
| 2007-07-05 | Fall electrofishing | 0.8 | — | 3.32 lb | 2 |
| 2010-06-01 | Survey seining | 0.1 | — | 3.84 lb | 2 |
| 2010-06-01 | Standard gill nets | 0.1 (normal) | 0.0 – 0.1 | 11.37 lb | 2 |
| 2010-06-01 | Fall electrofishing | 0.3 | — | 22.15 lb | 1 |
| 2012-04-30 | Standard trawling | 0.1 | — | — | 3 |
| 2012-04-30 | Standard gill nets | 0.0 (normal) | 0.0 – 0.1 | 7.71 lb | 1 |
| 2014-10-01 | Standard gill nets | 0.1 (normal) | 0.0 – 0.1 | 3.45 lb | 2 |
Walleye
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 9.5 (normal) | 3.3 – 14.8 | 0.89 lb | 342 |
| 2006-09-05 | Standard gill nets | 7.1 (normal) | 3.3 – 14.8 | 1.72 lb | 254 |
| 2004-09-06 | Standard gill nets | 5.0 (normal) | 3.3 – 14.8 | 1.86 lb | 179 |
| 2000-09-04 | Standard gill nets | 5.9 (normal) | 3.3 – 14.8 | 1.41 lb | 207 |
| 2007-07-05 | Standard gill nets | 13.1 (normal) | 3.3 – 14.8 | 1.40 lb | 472 |
| 2007-07-05 | Fall electrofishing | 36.4 | — | 0.44 lb | 97 |
| 2007-07-05 | Survey seining | 6.4 | — | — | 255 |
| 2007-07-05 | Standard trawling | 3.1 | — | 0.20 lb | 62 |
| 2010-06-01 | Standard gill nets | 7.9 (normal) | 3.3 – 14.8 | 1.54 lb | 283 |
| 2010-06-01 | Fall electrofishing | 79.3 | — | 0.26 lb | 317 |
| 2010-06-01 | Survey seining | 11.4 | — | — | 456 |
| 2010-06-01 | Standard trawling | 9.3 | — | 0.33 lb | 186 |
| 2001-09-03 | Standard gill nets | 7.0 (normal) | 3.3 – 14.8 | 1.30 lb | 253 |
| 2012-04-30 | Standard gill nets | 9.4 (normal) | 3.3 – 14.8 | 1.51 lb | 339 |
| 2012-04-30 | Fall electrofishing | 252.1 | — | 0.08 lb | 894 |
| 2012-04-30 | Survey seining | 24.6 | — | — | 221 |
| 2012-04-30 | Standard trawling | 14.0 | — | 0.05 lb | 280 |
| 2014-10-01 | Standard gill nets | 8.9 (normal) | 3.3 – 14.8 | 1.60 lb | 322 |
| 2014-10-01 | Fall electrofishing | 126.8 | — | 0.04 lb | 507 |
| 2014-10-01 | Survey seining | 39.9 | — | — | 798 |
| 2014-10-01 | Standard trawling | 34.5 | — | 0.06 lb | 689 |
| 2008-06-02 | Standard gill nets | 9.1 (normal) | 3.3 – 14.8 | 1.39 lb | 326 |
| 2008-06-02 | Fall electrofishing | 48.9 | — | 0.09 lb | 196 |
| 2008-06-02 | Survey seining | 15.1 | — | — | 604 |
| 2008-06-02 | Standard trawling | 45.9 | — | 0.05 lb | 917 |
Pumpkinseed
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 0.5 | — | 0.11 lb | 17 |
| 2006-09-05 | Standard gill nets | 0.6 | — | 0.11 lb | 23 |
| 2004-09-06 | Standard gill nets | 0.8 | — | 0.11 lb | 29 |
| 2000-09-04 | Standard gill nets | 0.4 | — | 0.13 lb | 15 |
| 2007-07-05 | Standard gill nets | 1.3 | — | 0.10 lb | 48 |
| 2007-07-05 | Survey seining | 0.3 | — | 0.06 lb | 11 |
| 2010-06-01 | Standard gill nets | 0.3 | — | 0.15 lb | 10 |
| 2001-09-03 | Standard gill nets | 1.1 | — | 0.16 lb | 40 |
| 2012-04-30 | Standard gill nets | 0.4 | — | 0.12 lb | 15 |
| 2014-10-01 | Standard gill nets | 0.3 | — | 0.15 lb | 10 |
| 2014-10-01 | Standard trawling | 0.1 | — | 0.03 lb | 1 |
| 2008-06-02 | Standard gill nets | 1.5 | — | 0.16 lb | 53 |
| 2008-06-02 | Survey seining | 0.0 | — | 0.17 lb | 1 |
Yellow Bullhead
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 0.3 (normal) | 0.1 – 1.1 | 0.66 lb | 12 |
| 2006-09-05 | Standard gill nets | 1.7 (above normal) | 0.1 – 1.1 | 0.64 lb | 61 |
| 2004-09-06 | Standard gill nets | 2.7 (above normal) | 0.1 – 1.1 | 0.41 lb | 98 |
| 2000-09-04 | Standard gill nets | 0.4 (normal) | 0.1 – 1.1 | 0.72 lb | 13 |
| 2007-07-05 | Standard gill nets | 4.2 (above normal) | 0.1 – 1.1 | 0.72 lb | 152 |
| 2010-06-01 | Standard gill nets | 2.8 (above normal) | 0.1 – 1.1 | 0.74 lb | 99 |
| 2001-09-03 | Standard gill nets | 0.5 (normal) | 0.1 – 1.1 | 0.60 lb | 19 |
| 2012-04-30 | Standard gill nets | 0.6 (normal) | 0.1 – 1.1 | 0.71 lb | 20 |
| 2014-10-01 | Standard gill nets | 0.4 (normal) | 0.1 – 1.1 | 0.81 lb | 13 |
| 2008-06-02 | Standard gill nets | 2.6 (above normal) | 0.1 – 1.1 | 0.70 lb | 92 |
LKW
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 0.1 (normal) | 0.0 – 0.2 | 2.30 lb | 2 |
| 2000-09-04 | Standard gill nets | 0.0 (normal) | 0.0 – 0.2 | 3.65 lb | 1 |
| 2010-06-01 | Standard gill nets | 0.1 (normal) | 0.0 – 0.2 | 2.89 lb | 2 |
| 2008-06-02 | Standard gill nets | 0.1 (normal) | 0.0 – 0.2 | 1.94 lb | 2 |
Bowfin
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 0.0 (normal) | 0.0 – 0.1 | 6.50 lb | 1 |
| 2004-09-06 | Standard gill nets | 0.1 (above normal) | 0.0 – 0.1 | 3.96 lb | 4 |
| 2000-09-04 | Standard gill nets | 0.2 (above normal) | 0.0 – 0.1 | 5.07 lb | 6 |
| 2007-07-05 | Standard gill nets | 0.1 (above normal) | 0.0 – 0.1 | 4.86 lb | 4 |
| 2010-06-01 | Standard gill nets | 0.1 (normal) | 0.0 – 0.1 | 4.23 lb | 2 |
| 2001-09-03 | Standard gill nets | 0.1 (normal) | 0.0 – 0.1 | 4.42 lb | 2 |
| 2012-04-30 | Standard gill nets | 0.1 (normal) | 0.0 – 0.1 | 2.84 lb | 2 |
| 2014-10-01 | Standard gill nets | 0.1 (normal) | 0.0 – 0.1 | 4.14 lb | 2 |
| 2008-06-02 | Standard gill nets | 0.1 (normal) | 0.0 – 0.1 | 5.23 lb | 3 |
Bluegill
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 0.1 | — | 0.30 lb | 3 |
| 2006-09-05 | Standard gill nets | 1.1 | — | 0.15 lb | 41 |
| 2004-09-06 | Standard gill nets | 0.8 | — | 0.08 lb | 28 |
| 2000-09-04 | Standard gill nets | 0.6 | — | 0.12 lb | 20 |
| 2007-07-05 | Standard gill nets | 1.1 | — | 0.09 lb | 41 |
| 2007-07-05 | Survey seining | 0.7 | — | 0.01 lb | 26 |
| 2007-07-05 | Standard trawling | 0.3 | — | — | 5 |
| 2010-06-01 | Standard gill nets | 0.6 | — | 0.30 lb | 21 |
| 2010-06-01 | Survey seining | 0.0 | — | — | 1 |
| 2001-09-03 | Standard gill nets | 0.6 | — | 0.15 lb | 23 |
| 2012-04-30 | Standard gill nets | 0.3 | — | 0.12 lb | 11 |
| 2012-04-30 | Standard trawling | 3.3 | — | — | 65 |
| 2012-04-30 | Standard electrofishing | 33.1 | — | 0.27 lb | 540 |
| 2014-10-01 | Standard gill nets | 0.1 | — | 0.17 lb | 2 |
| 2008-06-02 | Standard gill nets | 1.2 | — | 0.20 lb | 43 |
| 2008-06-02 | Survey seining | 0.2 | — | 0.04 lb | 8 |
Yellow Perch
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 25.6 (normal) | 9.9 – 57.1 | 0.24 lb | 923 |
| 2006-09-05 | Standard gill nets | 20.5 (normal) | 9.9 – 57.1 | 0.18 lb | 737 |
| 2004-09-06 | Standard gill nets | 16.3 (normal) | 9.9 – 57.1 | 0.17 lb | 586 |
| 2000-09-04 | Standard gill nets | 21.2 (normal) | 9.9 – 57.1 | 0.24 lb | 741 |
| 2007-07-05 | Standard gill nets | 36.9 (normal) | 9.9 – 57.1 | 0.19 lb | 1327 |
| 2007-07-05 | Survey seining | 291.5 | — | — | 11661 |
| 2007-07-05 | Standard trawling | 1328.8 | — | — | 26576 |
| 2010-06-01 | Standard gill nets | 24.3 (normal) | 9.9 – 57.1 | 0.24 lb | 875 |
| 2010-06-01 | Survey seining | 195.3 | — | — | 7812 |
| 2010-06-01 | Standard trawling | 478.9 | — | — | 9579 |
| 2001-09-03 | Standard gill nets | 15.5 (normal) | 9.9 – 57.1 | 0.21 lb | 559 |
| 2012-04-30 | Standard gill nets | 14.5 (normal) | 9.9 – 57.1 | 0.21 lb | 523 |
| 2012-04-30 | Standard trawling | 71.1 | — | — | 1422 |
| 2014-10-01 | Standard gill nets | 13.9 (normal) | 9.9 – 57.1 | 0.16 lb | 501 |
| 2014-10-01 | Survey seining | 105.7 | — | — | 2113 |
| 2014-10-01 | Standard trawling | 506.6 | — | — | 10131 |
| 2008-06-02 | Standard gill nets | 26.6 (normal) | 9.9 – 57.1 | 0.22 lb | 956 |
| 2008-06-02 | Survey seining | 655.6 | — | — | 26226 |
| 2008-06-02 | Standard trawling | 1027.1 | — | — | 20542 |
Largemouth Bass
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 0.1 (normal) | 0.0 – 0.1 | 1.77 lb | 3 |
| 2006-09-05 | Standard gill nets | 0.1 (normal) | 0.0 – 0.1 | 0.29 lb | 3 |
| 2004-09-06 | Standard gill nets | 0.1 (above normal) | 0.0 – 0.1 | 0.41 lb | 4 |
| 2000-09-04 | Standard gill nets | 0.0 (normal) | 0.0 – 0.1 | 0.46 lb | 1 |
| 2007-07-05 | Standard gill nets | 0.2 (above normal) | 0.0 – 0.1 | 0.72 lb | 8 |
| 2007-07-05 | Survey seining | 1.9 | — | — | 75 |
| 2007-07-05 | Standard trawling | 0.1 | — | — | 3 |
| 2010-06-01 | Standard gill nets | 0.1 (above normal) | 0.0 – 0.1 | 0.90 lb | 4 |
| 2010-06-01 | Survey seining | 12.2 | — | — | 486 |
| 2010-06-01 | Standard trawling | 0.7 | — | — | 14 |
| 2001-09-03 | Standard gill nets | 0.1 (normal) | 0.0 – 0.1 | 0.13 lb | 2 |
| 2012-04-30 | Standard electrofishing | 15.9 | — | 1.32 lb | 259 |
| 2012-04-30 | Standard gill nets | 0.4 (above normal) | 0.0 – 0.1 | 0.61 lb | 14 |
| 2014-10-01 | Survey seining | 29.2 | — | — | 584 |
| 2014-10-01 | Standard trawling | 1.3 | — | — | 26 |
| 2008-06-02 | Standard gill nets | 0.1 (normal) | 0.0 – 0.1 | 0.66 lb | 3 |
| 2008-06-02 | Survey seining | 0.8 | — | — | 34 |
Rock Bass
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 1996-09-20 | Standard gill nets | 2.9 (above normal) | 0.1 – 1.1 | 0.67 lb | 104 |
| 2006-09-05 | Standard gill nets | 0.5 (normal) | 0.1 – 1.1 | 0.36 lb | 17 |
| 2004-09-06 | Standard gill nets | 2.0 (above normal) | 0.1 – 1.1 | 0.47 lb | 72 |
| 2000-09-04 | Standard gill nets | 0.9 (normal) | 0.1 – 1.1 | 0.49 lb | 31 |
| 2007-07-05 | Standard gill nets | 1.3 (above normal) | 0.1 – 1.1 | 0.41 lb | 48 |
| 2007-07-05 | Survey seining | 0.0 | — | — | 1 |
| 2010-06-01 | Standard gill nets | 1.0 (normal) | 0.1 – 1.1 | 0.54 lb | 37 |
| 2010-06-01 | Survey seining | 0.2 | — | — | 8 |
| 2001-09-03 | Standard gill nets | 1.9 (above normal) | 0.1 – 1.1 | 0.52 lb | 67 |
| 2012-04-30 | Standard gill nets | 0.8 (normal) | 0.1 – 1.1 | 0.54 lb | 28 |
| 2014-10-01 | Standard gill nets | 0.8 (normal) | 0.1 – 1.1 | 0.49 lb | 27 |
| 2008-06-02 | Standard gill nets | 2.4 (above normal) | 0.1 – 1.1 | 0.44 lb | 86 |
Burbot
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2006-09-05 | Standard gill nets | 0.0 (normal) | 0.0 – 0.2 | 2.42 lb | 1 |
| 2000-09-04 | Standard gill nets | 0.0 (normal) | 0.0 – 0.2 | 1.05 lb | 1 |
| 2007-07-05 | Standard gill nets | 0.1 (normal) | 0.0 – 0.2 | 2.26 lb | 2 |
| 2007-07-05 | Survey seining | 0.0 | — | — | 1 |
| 2010-06-01 | Standard gill nets | 0.0 (normal) | 0.0 – 0.2 | 2.65 lb | 1 |
| 2010-06-01 | Standard trawling | 0.1 | — | — | 3 |
| 2001-09-03 | Standard gill nets | 0.1 (normal) | 0.0 – 0.2 | 2.48 lb | 3 |
| 2014-10-01 | Standard gill nets | 0.1 (normal) | 0.0 – 0.2 | 1.47 lb | 4 |
| 2014-10-01 | Standard trawling | 0.1 | — | — | 1 |
SFS
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2007-07-05 | Survey seining | 2.5 | — | 100 |
| 2010-06-01 | Survey seining | 1.1 | — | 44 |
| 2014-10-01 | Survey seining | 5.7 | — | 113 |
| 2014-10-01 | Standard trawling | 11.3 | — | 226 |
| 2008-06-02 | Survey seining | 1.1 | — | 44 |
Trout-Perch
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2007-07-05 | Survey seining | 88.6 | — | — | 3543 |
| 2007-07-05 | Standard trawling | 0.7 | — | — | 14 |
| 2010-06-01 | Survey seining | 0.2 | — | — | 7 |
| 2010-06-01 | Standard trawling | 1.5 | — | 0.01 lb | 30 |
| 2012-04-30 | Standard trawling | 0.7 | — | — | 13 |
| 2014-10-01 | Standard trawling | 0.1 | — | — | 1 |
| 2008-06-02 | Survey seining | 0.0 | — | 0.01 lb | 1 |
| 2008-06-02 | Standard trawling | 1.1 | — | — | 23 |
Shorthead Redhorse
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2007-07-05 | Standard gill nets | 0.0 (below normal) | 0.1 – 0.9 | 2.95 lb | 1 |
EMS
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2007-07-05 | Survey seining | 0.0 | — | 1 |
| 2014-10-01 | Survey seining | 1.4 | — | 27 |
Longnose Dace
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2007-07-05 | Survey seining | 2.4 | — | 96 |
| 2010-06-01 | Survey seining | 1.0 | — | 39 |
| 2014-10-01 | Survey seining | 0.5 | — | 9 |
| 2008-06-02 | Survey seining | 1.1 | — | 46 |
Mimic Shiner
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2007-07-05 | Survey seining | 193.7 | — | 7749 |
| 2007-07-05 | Standard trawling | 46.7 | — | 934 |
| 2010-06-01 | Survey seining | 410.4 | — | 16417 |
| 2010-06-01 | Standard trawling | 3.6 | — | 72 |
| 2012-04-30 | Standard trawling | 15.3 | — | 307 |
| 2014-10-01 | Survey seining | 93.5 | — | 1869 |
| 2014-10-01 | Standard trawling | 3.1 | — | 62 |
| 2008-06-02 | Survey seining | 744.5 | — | 29779 |
| 2008-06-02 | Standard trawling | 136.4 | — | 2729 |
Iowa Darter
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2007-07-05 | Standard trawling | 0.7 | — | 13 |
| 2010-06-01 | Survey seining | 0.3 | — | 12 |
| 2010-06-01 | Standard trawling | 0.1 | — | 1 |
| 2012-04-30 | Standard trawling | 0.3 | — | 6 |
| 2008-06-02 | Survey seining | 0.1 | — | 3 |
| 2008-06-02 | Standard trawling | 0.2 | — | 4 |
Bluntnose Minnow
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2007-07-05 | Survey seining | 4.0 | — | 162 |
| 2007-07-05 | Standard trawling | 3.8 | — | 75 |
| 2010-06-01 | Survey seining | 2.9 | — | 114 |
| 2010-06-01 | Standard trawling | 0.3 | — | 5 |
| 2012-04-30 | Standard trawling | 1.3 | — | 26 |
| 2014-10-01 | Survey seining | 0.6 | — | 12 |
| 2014-10-01 | Standard trawling | 3.5 | — | 70 |
| 2008-06-02 | Survey seining | 1.3 | — | 50 |
| 2008-06-02 | Standard trawling | 22.8 | — | 456 |
Logperch
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2007-07-05 | Survey seining | 2.6 | — | 105 |
| 2007-07-05 | Standard trawling | 16.9 | — | 337 |
| 2010-06-01 | Survey seining | 3.0 | — | 120 |
| 2010-06-01 | Standard trawling | 4.1 | — | 82 |
| 2012-04-30 | Standard trawling | 1.8 | — | 36 |
| 2014-10-01 | Survey seining | 2.5 | — | 50 |
| 2014-10-01 | Standard trawling | 10.3 | — | 206 |
| 2008-06-02 | Survey seining | 1.7 | — | 68 |
| 2008-06-02 | Standard trawling | 16.6 | — | 331 |
Johnny Darter
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2007-07-05 | Survey seining | 3.4 | — | 137 |
| 2007-07-05 | Standard trawling | 0.9 | — | 18 |
| 2010-06-01 | Survey seining | 4.2 | — | 169 |
| 2010-06-01 | Standard trawling | 0.5 | — | 10 |
| 2012-04-30 | Standard trawling | 0.1 | — | 1 |
| 2014-10-01 | Survey seining | 0.4 | — | 8 |
| 2014-10-01 | Standard trawling | 0.2 | — | 4 |
| 2008-06-02 | Survey seining | 2.7 | — | 109 |
| 2008-06-02 | Standard trawling | 1.3 | — | 25 |
SDS
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2007-07-05 | Survey seining | 0.0 | — | 1 |
| 2010-06-01 | Survey seining | 1.6 | — | 64 |
| 2008-06-02 | Standard trawling | 0.1 | — | 1 |
BMS
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2007-07-05 | Survey seining | 26.9 | — | 1078 |
| 2007-07-05 | Standard trawling | 2.5 | — | 50 |
| 2010-06-01 | Survey seining | 3.1 | — | 124 |
| 2008-06-02 | Survey seining | 2.7 | — | 108 |
Tadpole Madtom
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2007-07-05 | Standard trawling | 5.9 | — | — | 118 |
| 2010-06-01 | Standard trawling | 1.1 | — | 0.01 lb | 21 |
| 2012-04-30 | Standard trawling | 1.2 | — | — | 24 |
| 2014-10-01 | Standard gill nets | 0.1 | — | 0.01 lb | 4 |
| 2014-10-01 | Standard trawling | 0.8 | — | — | 16 |
| 2008-06-02 | Standard trawling | 1.6 | — | — | 32 |
Common Shiner
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2007-07-05 | Survey seining | 0.1 | — | 0.06 lb | 2 |
| 2010-06-01 | Survey seining | 1.8 | — | 0.01 lb | 70 |
Spottail Shiner
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2007-07-05 | Survey seining | 35.0 | — | 1401 |
| 2007-07-05 | Standard trawling | 33.5 | — | 670 |
| 2010-06-01 | Survey seining | 36.6 | — | 1466 |
| 2010-06-01 | Standard trawling | 3.9 | — | 78 |
| 2012-04-30 | Standard trawling | 12.1 | — | 241 |
| 2014-10-01 | Standard trawling | 11.2 | — | 224 |
| 2008-06-02 | Survey seining | 36.8 | — | 1471 |
| 2008-06-02 | Standard trawling | 22.1 | — | 441 |
Smallmouth Bass
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2007-07-05 | Survey seining | 0.2 | — | — | 8 |
| 2007-07-05 | Standard trawling | 0.3 | — | — | 6 |
| 2010-06-01 | Survey seining | 0.1 | — | — | 5 |
| 2012-04-30 | Standard electrofishing | 0.1 | — | 0.46 lb | 1 |
| 2012-04-30 | Fall electrofishing | 1.1 | — | — | 4 |
| 2012-04-30 | Standard trawling | 0.3 | — | — | 5 |
| 2014-10-01 | Special electrofishing | 2.4 | — | 1.10 lb | 8 |
| 2014-10-01 | Fall electrofishing | 0.8 | — | 0.75 lb | 3 |
| 2014-10-01 | Standard trawling | 2.0 | — | — | 41 |
| 2008-06-02 | Survey seining | 0.2 | — | — | 8 |
| 2008-06-02 | Standard trawling | 0.1 | — | — | 1 |
Hybrid Sunfish
| Date | Gear | CPUE | Normal Range | Avg Weight | Total Catch |
| 2012-04-30 | Standard gill nets | 0.0 | — | 0.41 lb | 1 |
BNS
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2012-04-30 | Standard trawling | 0.1 | — | 1 |
Golden Shiner
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2014-10-01 | Standard trawling | 0.1 | — | 1 |
CIS
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2014-10-01 | Survey seining | 0.1 | — | 3 |
| 2014-10-01 | Standard trawling | 0.1 | — | 1 |
Fathead Minnow
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2014-10-01 | Survey seining | 0.1 | — | 1 |
BKF
| Date | Gear | CPUE | Normal Range | Total Catch |
| 2008-06-02 | Survey seining | 0.0 | — | 1 |
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Fish Species
Species known to inhabit Leech. Click any species for a full fishing guide.
Other Lakes in Cass County
Data sourced from Minnesota DNR Division of Fish and Wildlife. Last verified: March 19, 2026.
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